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MAJOR WAVEFORMS
4 DAC output CA connector pin 1
5 DAC output CA connector pin 2
8 Key scan signal KC0 CC connector pin 2
9 Key scan signal KC1 CC connector pin 4
0 Key scan signal KC2 CC connector pin 6
Tone : Pipe Organ
Key : A4
1 VDD CA connector pin 6
2 NMI CA connector pin 8
3 POWER CA connector pin 9
A 1ms
CH1 .2V CH2 .2V
CH1
CH2
4
5
˜˜
A .5 s
CH1 5V CH2 5V
CH1
CH2
1
2
3
6 Filter output CF connector pin 5
7 Filter output CF connector pin 4
A 1ms
CH1 .2V CH2 .2V
CH1
CH2
6
7
˜˜
A 20µs
CH1 5V CH2 5V
CH1
CH2
8
9
0
CH3
CH3 5V